1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
nydimaria [60]
2 years ago
13

a train is moving 35m/s to the east. it speeds up to 42 m/s east over the course of 40 seconds. what is the trains acceleration?

​
Physics
1 answer:
lianna [129]2 years ago
7 0

Answer:

0.175 m/s²

Explanation:

Given:

v₀ = 35 m/s

v = 42 m/s

t = 40 s

Find: a

v = at + v₀

42 m/s = a (40 s) + 35 m/s

a = 0.175 m/s²

You might be interested in
I need plz some on help me
Alex
I think the answer is repulsive.... Sorry if I get this wrong? :)
4 0
3 years ago
Which of the following statements are true of cancer types? Check all that apply. --
svp [43]

the answer is cancer is often named according to what body type it affects

4 0
3 years ago
Read 2 more answers
a string with fixed ends is made to go into standing wave patterns. at a given tension, the lowest frequency for which a certain
lakkis [162]

Answer:

700 hz

Explanation:

3 0
2 years ago
what does it mean to make “difficult choices” when creating a federal budget? A) deciding how to keep interest rates on the nati
Lilit [14]
 the answer is D, deciding what will be funded and what will be cut. 
8 0
3 years ago
Read 2 more answers
Which side of the electromagnetic spectrum has shorter wavelengths?
PIT_PIT [208]

Answer:

Hey,

All the answers should be blue.

<em>Edg 2020/2021</em>

8 0
3 years ago
Other questions:
  • An observer measures the length (L), width (w), and height (h) of a box while stationary relative to the box. The observer then
    5·1 answer
  • James had a fixation on how to best preserve fresh cut flowers. He tried various methods: adding bleach to the water, using filt
    11·1 answer
  • Parallel rays of monochromatic light with wavelength 571nm illuminate two identical slits and produce an interference pattern on
    7·1 answer
  • If you detected radio signals with an average wavelength of 67 cm and suspected that they came from a civilization on a distant
    13·1 answer
  • A wire that is 0.86 meters long is moved perpendicularly through a constant magnetic field of strength 0.035 newtons/amp·meter a
    12·2 answers
  • Help for physical science u4 limiting reactants
    8·1 answer
  • Consider two waves defined by the wave functions y1(x,t)=0.50msin(2π3.00mx+2π4.00st) and y2(x,t)=0.50msin(2π6.00mx−2π4.00st). Wh
    5·1 answer
  • 30cm³ of brine of relative density 1.15 and 42cm³ of water are mixed. What is the density of the final solution​
    10·1 answer
  • PLSS HELP WILL GIVE POINTS OR WHATEVER JUST PLS HELP I WILL GIVE 98 POINTS
    10·1 answer
  • If a student weighs 100 pounds on Earth, how much more or less would she weigh on Pluto than Mars?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!